Rush Creek District
Marion County
Arkansas
Aragonite
Aurichalcite
Calcite
Chalcopyrite
Dolomite
Greenockite
Gypsum
Hemimorphite
Hydrozincite
Marcasite
Malachite
Pyrite
Quartz
Smithsonite
Sphalerite
Sources:
Richards D. A. (1993)
Famous mineral localities: The Rush Creek District, Marion County (Arkansas)
Mineralogical Record, Vol. 24 No. 4, p. 285-299.